What gets ranked in Google?

On Page SEO
Off Page SEO

Good content updates and building backlinks from high authority relevant webpages help to rank webpages in Google SERPs.

Find the phrases for which you almost rank high.
Find the page in Google search results. Confirm the ranking.
Next, improve the page by better indicating the relevance for the phrase.
Check back and see if it worked.

 Most people would think and say it's websites but it's actually individual web pages that get ranked, but, that said, the domain as a whole plays a role in determining which page gets ranked.

A good On Page SEO And Off Page SEO